V. INSTALLING THE CONTROL CARD IV NCaution:Be sure to disconnect the copier’s power plug before starting the installation work.1) Open the front cover2) Open the copier’s top body by operating its open/close lever.3) Detach the front cover.4) Take out the cartridge.5) Detach the inside cover.6) Loosen the screw on the upper rear cover.7) Loosen the two screws on the copyboard glass.8) Detach the face plate q from the control card cable inlet.When detaching the face plate q, detach it in the direction of the arrow usingpliers or screwdriver.Figure 8-5019) Fix the Control Card IV N to the copier using a screw w (M4×12); at the time, be usethat the copier’s emboss e is fitted in the hole in the Control Card IV N.Figure 8-502COPYRIGHT © 1997 CANON INC. CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-17CHAPTER 8 INSTALLATIONew( )